Defender US
Free Shipping on orders over $99*

Circuit Breakers

4 Listed

  1. 20% off

    Blue Sea Systems Surface Mount 187-Series Thermal Circuit Breaker

    $103.99 - $137.99
    $83.99 - $137.99
    0

  2. Lewmar Windlass Thermal Circuit Breaker

    $121.99 - $129.99
    2
  3. 25% off

    Blue Sea Systems 187-Series Thermal Circuit Breaker

    $102.99 - $137.99
    $77.99 - $137.99
    0
  4. 25% off

    Blue Sea ATO/ATC-Style Low Profile Circuit Breakers

    $9.75 - $11.99
    $7.55 - $11.99
    0

2Filters

Clear All
  1. Amperage (A): 7.5A ×
  2. Amperage (A): 90A ×
Manufacturer
Price
7.55
122.99
More Ways To Shop
Availability
Fulfillment
Amperage (A)
Voltage (V)

Change Locale

United States - English Shop in currency: USD
Canada - English Shop in currency: CAD
Canada - Français Shop in currency: CAD

Explore

Guides
Brands

Helpful Information

Track My Order
Shipping Policy
Return Policy
Outlet Store
Commercial Accounts

Get In Touch

Customer Service
1-800-435-7180
Send a Message

Resources

Gift Cards
Privacy Policy
Conditions of Use
Accessibility Statement

Stay Connected

X
Facebook
Instagram
YouTube
Toggle desktop/mobile version
2026 © Defender. All Rights Reserved.